for the following products
Fmoc-Asp(2-phenylisopropyl ester)-OH | Fmoc-Asp(O-2-PhiPr)-OH | Fmoc-L-Asp(PP)-OH | N-alpha-(9-Fluorenylmethyloxycarbonyl)-L-aspartic acid beta-(2-phenylisopropyl ester) and Fmoc-L-Aspartic acid beta-2-phenylisopropyl ester
